Home / 106,707.04-160,068.78-31,821.46

Finding the Fourth Proportional to 106,707.04, 160,068.78 and 31,821.46

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Solution

The fourth proportional to 106,707.04, 160,068.78 and 31,821.46 is: 47,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,707.04 : 160,068.78 = 31,821.46 : x
  2. Step 2: Convert to fraction form
    106,707.04/160,068.78 = 31,821.46/x
  3. Step 3: Cross multiply
    106,707.04x = 160,068.78 × 31,821.46
  4. Step 4: Simplify right side
    106,707.04x = 5,093,622,280.02
  5. Step 5: Solve for x
    x = 5,093,622,280.02/106,707.04
  6. Step 6: Final answer
    x = 47,734.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.